CVE-2024-27963 MEDIUM

CVE-2024-27963: WordPress Crisp – Live Chat and Chatbot plugin <= 0.44 - Cross Site Scripting (XSS) vulnerability

Vendor Crisp

Product Crisp

Weakness CWE-79 · XSS

Published March 21, 2024

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Crisp allows Stored XSS.This issue affects Crisp: from n/a through 0.44.

Explanation of Vulnerability in Simple Terms

02Summary

Crisp versions up to 0.44 contain a cross-site scripting (XSS) vulnerability that allows an authenticated user to inject malicious scripts. The vulnerability requires user interaction—typically clicking a crafted link—and can affect other users or the site itself. Update to version 0.45 or later to remediate.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers or affect site functionality.

Potential impact on your site

04Site Impact

Authenticated users could be tricked into executing scripts that steal session data, modify site content, or perform actions on their behalf.

Conditions required to exploit

05Prerequisites

Attacker must be authenticated with low-level privileges and the victim must click a malicious link or visit a crafted page.

Key dates

06Disclosure timeline

March 21, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2024-27963 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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